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<?php
/**
* @version $Id: install.php 14401 2010-01-26 14:10:00Z louis $
* @package Joomla
* @subpackage Menus
* @copyright Copyright (C) 2005 - 2010 Open Source Matters. All rights reserved.
* @license GNU/GPL, see LICENSE.php
* Joomla! is free software. This version may have been modified pursuant to the
* GNU General Public License, and as distributed it includes or is derivative
* of works licensed under the GNU General Public License or other free or open
* source software licenses. See COPYRIGHT.php for copyright notices and
* details.
*/
// Check to ensure this file is included in Joomla!
defined('_JEXEC') or die( 'Restricted access' );
jimport( 'joomla.application.component.model' );
jimport( 'joomla.installer.installer' );
jimport('joomla.installer.helper');
/**
* Extension Manager Install Model
*
* @package Joomla
* @subpackage Installer
* @since 1.5
*/
class InstallerModelInstall extends JModel
{
/** @var object JTable object */
var $_table = null;
/** @var object JTable object */
var $_url = null;
/**
* Overridden constructor
* @access protected
*/
function __construct()
{
parent::__construct();
}
function install()
{
global $mainframe;
$this->setState('action', 'install');
switch(JRequest::getWord('installtype'))
{
case 'folder':
$package = $this->_getPackageFromFolder();
break;
case 'upload':
$package = $this->_getPackageFromUpload();
break;
case 'url':
$package = $this->_getPackageFromUrl();
break;
default:
$this->setState('message', 'No Install Type Found');
return false;
break;
}
// Was the package unpacked?
if (!$package) {
$this->setState('message', 'Unable to find install package');
return false;
}
// Get a database connector
//$db = & JFactory::getDBO();
// Get an installer instance
$installer =& JInstaller::getInstance();
// Install the package
if (!$installer->install($package['dir'])) {
// There was an error installing the package
$msg = JText::sprintf('INSTALLEXT', JText::_($package['type']), JText::_('Error'));
$result = false;
} else {
// Package installed sucessfully
$msg = JText::sprintf('INSTALLEXT', JText::_($package['type']), JText::_('Success'));
$result = true;
}
// Set some model state values
$mainframe->enqueueMessage($msg);
$this->setState('name', $installer->get('name'));
$this->setState('result', $result);
$this->setState('message', $installer->message);
$this->setState('extension.message', $installer->get('extension.message'));
// Cleanup the install files
if (!is_file($package['packagefile'])) {
$config =& JFactory::getConfig();
$package['packagefile'] = $config->getValue('config.tmp_path').DS.$package['packagefile'];
}
JInstallerHelper::cleanupInstall($package['packagefile'], $package['extractdir']);
return $result;
}
/**
* @param string The class name for the installer
*/
function _getPackageFromUpload()
{
// Get the uploaded file information
$userfile = JRequest::getVar('install_package', null, 'files', 'array' );
// Make sure that file uploads are enabled in php
if (!(bool) ini_get('file_uploads')) {
JError::raiseWarning('SOME_ERROR_CODE', JText::_('WARNINSTALLFILE'));
return false;
}
// Make sure that zlib is loaded so that the package can be unpacked
if (!extension_loaded('zlib')) {
JError::raiseWarning('SOME_ERROR_CODE', JText::_('WARNINSTALLZLIB'));
return false;
}
// If there is no uploaded file, we have a problem...
if (!is_array($userfile) ) {
JError::raiseWarning('SOME_ERROR_CODE', JText::_('No file selected'));
return false;
}
// Check if there was a problem uploading the file.
if ( $userfile['error'] || $userfile['size'] < 1 )
{
JError::raiseWarning('SOME_ERROR_CODE', JText::_('WARNINSTALLUPLOADERROR'));
return false;
}
// Build the appropriate paths
$config =& JFactory::getConfig();
$tmp_dest = $config->getValue('config.tmp_path').DS.$userfile['name'];
$tmp_src = $userfile['tmp_name'];
// Move uploaded file
jimport('joomla.filesystem.file');
$uploaded = JFile::upload($tmp_src, $tmp_dest);
// Unpack the downloaded package file
$package = JInstallerHelper::unpack($tmp_dest);
return $package;
}
/**
* Install an extension from a directory
*
* @static
* @return boolean True on success
* @since 1.0
*/
function _getPackageFromFolder()
{
// Get the path to the package to install
$p_dir = JRequest::getString('install_directory');
$p_dir = JPath::clean( $p_dir );
// Did you give us a valid directory?
if (!is_dir($p_dir)) {
JError::raiseWarning('SOME_ERROR_CODE', JText::_('Please enter a package directory'));
return false;
}
// Detect the package type
$type = JInstallerHelper::detectType($p_dir);
// Did you give us a valid package?
if (!$type) {
JError::raiseWarning('SOME_ERROR_CODE', JText::_('Path does not have a valid package'));
return false;
}
$package['packagefile'] = null;
$package['extractdir'] = null;
$package['dir'] = $p_dir;
$package['type'] = $type;
return $package;
}
/**
* Install an extension from a URL
*
* @static
* @return boolean True on success
* @since 1.5
*/
function _getPackageFromUrl()
{
// Get a database connector
$db = & JFactory::getDBO();
// Get the URL of the package to install
$url = JRequest::getString('install_url');
// Did you give us a URL?
if (!$url) {
JError::raiseWarning('SOME_ERROR_CODE', JText::_('Please enter a URL'));
return false;
}
// Download the package at the URL given
$p_file = JInstallerHelper::downloadPackage($url);
// Was the package downloaded?
if (!$p_file) {
JError::raiseWarning('SOME_ERROR_CODE', JText::_('Invalid URL'));
return false;
}
$config =& JFactory::getConfig();
$tmp_dest = $config->getValue('config.tmp_path');
// Unpack the downloaded package file
$package = JInstallerHelper::unpack($tmp_dest.DS.$p_file);
return $package;
}
}